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Posted to user@hbase.apache.org by Federico Gaule <fg...@despegar.com> on 2014/02/05 18:15:24 UTC

WUI - Regionserver shows duplicated entries (IP-name)

Dear all,

I've introduced a new regionserver to my cluster.
First, there was no rDNS solving names, so it was named with it IP address.
Then i stop the rs, fixed rDNS and start it again, naming it correctly.

After that, IP name never disappear from rs list. Is there a way to remove
it ?
ZK rs znode doesn't have it registered.

WUI - Regionservers

10.70.131.207,60020,1391604376069 (regionserver-05 IP)
regionserver-00,60020,1391461969804
regionserver-01,60020,1391461969635
regionserver-02,60020,1391461970876
regionserver-03,60020,1391461971020
regionserver-04,60020,1391461969595
regionserver-05,60020,1391618393115

ZK rs znode (Region servers):

regionserver-05,60020,1391618393115

regionserver-04,60020,1391461969595

regionserver-03,60020,1391461971020

regionserver-02,60020,1391461970876

regionserver-01,60020,1391461969635

regionserver-00,60020,1391461969804


Thanks!

-- 

[image: http://www.despegar.com/galeria/images/promos/isodespegar1.png]

*Ing. Federico Gaule*
Líder Técnico - PAM <ho...@despegar.com>
Av. Corrientes 746 - Piso 9 - C.A.B.A. (C1043AAU)
tel. +54 (11) 4894-3500

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Re: WUI - Regionserver shows duplicated entries (IP-name)

Posted by Stack <st...@duboce.net>.
In old versions of hbase (it should be fixed now -- let us know if not),
we'd think the IP address and hostname different servers though they might
come from the same host.

St.Ack


On Thu, Feb 6, 2014 at 12:22 PM, Federico Gaule <fg...@despegar.com> wrote:

> Thanks Samir.
> Does anyone know why it show a duplicated rs not listed in zk?
>
> Thanks
> El feb 6, 2014 9:49 a.m., "Samir Ahmic" <ah...@gmail.com> escribió:
>
> > Hi Federico,
> >
> > You can restart master that should clean rs list.
> >
> > Regards
> >
> >
> > 2014-02-05 18:15 GMT+01:00 Federico Gaule <fg...@despegar.com>:
> >
> > > Dear all,
> > >
> > > I've introduced a new regionserver to my cluster.
> > > First, there was no rDNS solving names, so it was named with it IP
> > address.
> > > Then i stop the rs, fixed rDNS and start it again, naming it correctly.
> > >
> > > After that, IP name never disappear from rs list. Is there a way to
> > remove
> > > it ?
> > > ZK rs znode doesn't have it registered.
> > >
> > > WUI - Regionservers
> > >
> > > 10.70.131.207,60020,1391604376069 (regionserver-05 IP)
> > > regionserver-00,60020,1391461969804
> > > regionserver-01,60020,1391461969635
> > > regionserver-02,60020,1391461970876
> > > regionserver-03,60020,1391461971020
> > > regionserver-04,60020,1391461969595
> > > regionserver-05,60020,1391618393115
> > >
> > > ZK rs znode (Region servers):
> > >
> > > regionserver-05,60020,1391618393115
> > >
> > > regionserver-04,60020,1391461969595
> > >
> > > regionserver-03,60020,1391461971020
> > >
> > > regionserver-02,60020,1391461970876
> > >
> > > regionserver-01,60020,1391461969635
> > >
> > > regionserver-00,60020,1391461969804
> > >
> > >
> > > Thanks!
> > >
> > > --
> > >
> > > [image: http://www.despegar.com/galeria/images/promos/isodespegar1.png
> ]
> > >
> > > *Ing. Federico Gaule*
> > > Líder Técnico - PAM <ho...@despegar.com>
> > > Av. Corrientes 746 - Piso 9 - C.A.B.A. (C1043AAU)
> > > tel. +54 (11) 4894-3500
> > >
> > > *[image: Seguinos en Twitter!] <http://twitter.com/#!/despegarar>
> > [image:
> > > Seguinos en Facebook!] <http://www.facebook.com/despegar> [image:
> > Seguinos
> > > en YouTube!] <http://www.youtube.com/Despegar>*
> > > *Despegar.com, Inc. *
> > > El mejor precio para tu viaje.
> > >
> > > Este mensaje es confidencial y puede contener información amparada por
> > el
> > > secreto profesional.
> > > Si usted ha recibido este e-mail por error, por favor comuníquenoslo
> > > inmediatamente respondiendo a este e-mail y luego eliminándolo de su
> > > sistema.
> > > El contenido de este mensaje no deberá ser copiado ni divulgado a
> > ninguna
> > > persona.
> > >
> >
>

Re: WUI - Regionserver shows duplicated entries (IP-name)

Posted by Federico Gaule <fg...@despegar.com>.
Thanks Samir.
Does anyone know why it show a duplicated rs not listed in zk?

Thanks
El feb 6, 2014 9:49 a.m., "Samir Ahmic" <ah...@gmail.com> escribió:

> Hi Federico,
>
> You can restart master that should clean rs list.
>
> Regards
>
>
> 2014-02-05 18:15 GMT+01:00 Federico Gaule <fg...@despegar.com>:
>
> > Dear all,
> >
> > I've introduced a new regionserver to my cluster.
> > First, there was no rDNS solving names, so it was named with it IP
> address.
> > Then i stop the rs, fixed rDNS and start it again, naming it correctly.
> >
> > After that, IP name never disappear from rs list. Is there a way to
> remove
> > it ?
> > ZK rs znode doesn't have it registered.
> >
> > WUI - Regionservers
> >
> > 10.70.131.207,60020,1391604376069 (regionserver-05 IP)
> > regionserver-00,60020,1391461969804
> > regionserver-01,60020,1391461969635
> > regionserver-02,60020,1391461970876
> > regionserver-03,60020,1391461971020
> > regionserver-04,60020,1391461969595
> > regionserver-05,60020,1391618393115
> >
> > ZK rs znode (Region servers):
> >
> > regionserver-05,60020,1391618393115
> >
> > regionserver-04,60020,1391461969595
> >
> > regionserver-03,60020,1391461971020
> >
> > regionserver-02,60020,1391461970876
> >
> > regionserver-01,60020,1391461969635
> >
> > regionserver-00,60020,1391461969804
> >
> >
> > Thanks!
> >
> > --
> >
> > [image: http://www.despegar.com/galeria/images/promos/isodespegar1.png]
> >
> > *Ing. Federico Gaule*
> > Líder Técnico - PAM <ho...@despegar.com>
> > Av. Corrientes 746 - Piso 9 - C.A.B.A. (C1043AAU)
> > tel. +54 (11) 4894-3500
> >
> > *[image: Seguinos en Twitter!] <http://twitter.com/#!/despegarar>
> [image:
> > Seguinos en Facebook!] <http://www.facebook.com/despegar> [image:
> Seguinos
> > en YouTube!] <http://www.youtube.com/Despegar>*
> > *Despegar.com, Inc. *
> > El mejor precio para tu viaje.
> >
> > Este mensaje es confidencial y puede contener información amparada por
> el
> > secreto profesional.
> > Si usted ha recibido este e-mail por error, por favor comuníquenoslo
> > inmediatamente respondiendo a este e-mail y luego eliminándolo de su
> > sistema.
> > El contenido de este mensaje no deberá ser copiado ni divulgado a
> ninguna
> > persona.
> >
>

Re: WUI - Regionserver shows duplicated entries (IP-name)

Posted by Samir Ahmic <ah...@gmail.com>.
Hi Federico,

You can restart master that should clean rs list.

Regards


2014-02-05 18:15 GMT+01:00 Federico Gaule <fg...@despegar.com>:

> Dear all,
>
> I've introduced a new regionserver to my cluster.
> First, there was no rDNS solving names, so it was named with it IP address.
> Then i stop the rs, fixed rDNS and start it again, naming it correctly.
>
> After that, IP name never disappear from rs list. Is there a way to remove
> it ?
> ZK rs znode doesn't have it registered.
>
> WUI - Regionservers
>
> 10.70.131.207,60020,1391604376069 (regionserver-05 IP)
> regionserver-00,60020,1391461969804
> regionserver-01,60020,1391461969635
> regionserver-02,60020,1391461970876
> regionserver-03,60020,1391461971020
> regionserver-04,60020,1391461969595
> regionserver-05,60020,1391618393115
>
> ZK rs znode (Region servers):
>
> regionserver-05,60020,1391618393115
>
> regionserver-04,60020,1391461969595
>
> regionserver-03,60020,1391461971020
>
> regionserver-02,60020,1391461970876
>
> regionserver-01,60020,1391461969635
>
> regionserver-00,60020,1391461969804
>
>
> Thanks!
>
> --
>
> [image: http://www.despegar.com/galeria/images/promos/isodespegar1.png]
>
> *Ing. Federico Gaule*
> Líder Técnico - PAM <ho...@despegar.com>
> Av. Corrientes 746 - Piso 9 - C.A.B.A. (C1043AAU)
> tel. +54 (11) 4894-3500
>
> *[image: Seguinos en Twitter!] <http://twitter.com/#!/despegarar> [image:
> Seguinos en Facebook!] <http://www.facebook.com/despegar> [image: Seguinos
> en YouTube!] <http://www.youtube.com/Despegar>*
> *Despegar.com, Inc. *
> El mejor precio para tu viaje.
>
> Este mensaje es confidencial y puede contener información amparada por el
> secreto profesional.
> Si usted ha recibido este e-mail por error, por favor comuníquenoslo
> inmediatamente respondiendo a este e-mail y luego eliminándolo de su
> sistema.
> El contenido de este mensaje no deberá ser copiado ni divulgado a ninguna
> persona.
>